


from collections import OrderedDict
from typing import Any, List, Mapping, Optional

from ... import PreTrainedTokenizer, TensorType, is_torch_available
from ...configuration_utils import PretrainedConfig
from ...onnx import OnnxConfigWithPast, PatchingSpec
from ...utils import logging


_SCREAMING_SNAKE_CASE     :					List[str]      =       logging.get_logger(__name__)

_SCREAMING_SNAKE_CASE     :					List[str]      =       {
    "EleutherAI/gpt-j-6B": "https://huggingface.co/EleutherAI/gpt-j-6B/resolve/main/config.json",
    # See all GPT-J models at https://huggingface.co/models?filter=gpt_j
}

class     A__   (       snake_case__      ):







    """simple docstring"""

    __magic_name__         =						'gptj'
    __magic_name__         =						{
        'max_position_embeddings': 'n_positions',
        'hidden_size': 'n_embd',
        'num_attention_heads': 'n_head',
        'num_hidden_layers': 'n_layer',
    }
    def __init__(			self     ,   __snake_case=5_0_4_0_0     ,   __snake_case=2_0_4_8     ,   __snake_case=4_0_9_6     ,   __snake_case=2_8     ,   __snake_case=1_6     ,   __snake_case=6_4     ,   __snake_case=None     ,   __snake_case="gelu_new"     ,   __snake_case=0.0     ,   __snake_case=0.0     ,   __snake_case=0.0     ,   __snake_case=1E-5     ,   __snake_case=0.02     ,   __snake_case=True     ,   __snake_case=5_0_2_5_6     ,   __snake_case=5_0_2_5_6     ,   __snake_case=False     ,   **__snake_case     ,   ):
         snake_case											=							vocab_size
         snake_case											=							n_positions
         snake_case											=							n_embd
         snake_case											=							n_layer
         snake_case											=							n_head
         snake_case											=							n_inner
         snake_case											=							rotary_dim
         snake_case											=							activation_function
         snake_case											=							resid_pdrop
         snake_case											=							embd_pdrop
         snake_case											=							attn_pdrop
         snake_case											=							layer_norm_epsilon
         snake_case											=							initializer_range
         snake_case											=							use_cache

         snake_case											=							bos_token_id
         snake_case											=							eos_token_id

         super().__init__(
             bos_token_id=__snake_case     ,   eos_token_id=__snake_case     ,   tie_word_embeddings=__snake_case     ,   **__snake_case       )






class     A__   (       snake_case__      ):







    """simple docstring"""

    def __init__(			self     ,   __snake_case     ,   __snake_case = "default"     ,   __snake_case = None     ,   __snake_case = False     ,   ):
         super().__init__(__snake_case     ,   task=__snake_case     ,   patching_specs=__snake_case     ,   use_past=__snake_case       )
         if not getattr(self._config     ,   '''pad_token_id'''     ,   __snake_case       ):
              # TODO: how to do that better?
              snake_case											=							0
    @property
    def 						a_     (			self       ):
         snake_case											=							OrderedDict({'''input_ids''': {0: '''batch''', 1: '''sequence'''}}       )
         if self.use_past:
              self.fill_with_past_key_values_(__snake_case     ,   direction='''inputs'''       )
              snake_case											=							{0: '''batch''', 1: '''past_sequence + sequence'''}
         else:
              snake_case											=							{0: '''batch''', 1: '''sequence'''}

         return common_inputs
    @property
    def 						a_     (			self       ):
         return self._config.n_layer
    @property
    def 						a_     (			self       ):
         return self._config.n_head
    def 						a_     (			self     ,   __snake_case     ,   __snake_case = -1     ,   __snake_case = -1     ,   __snake_case = False     ,   __snake_case = None     ,   ):
         snake_case											=							super(__snake_case     ,   self       ).generate_dummy_inputs(
             __snake_case     ,   batch_size=__snake_case     ,   seq_length=__snake_case     ,   is_pair=__snake_case     ,   framework=__snake_case       )

         # We need to order the input in the way they appears in the forward()
         snake_case											=							OrderedDict({'''input_ids''': common_inputs['''input_ids''']}       )

         # Need to add the past_keys
         if self.use_past:
              if not is_torch_available():
                   raise ValueError('''Cannot generate dummy past_keys inputs without PyTorch installed.'''       )
              else:
                   import torch

                   snake_case					,    snake_case											=							common_inputs['''input_ids'''].shape
                   # Not using the same length for past_key_values
                   snake_case											=							seqlen + 2
                   snake_case											=							(
                       batch,
                       self.num_attention_heads,
                       past_key_values_length,
                       self._config.hidden_size // self.num_attention_heads,
                   )
                   snake_case											=							[
                       (torch.zeros(__snake_case       ), torch.zeros(__snake_case       )) for _ in range(self.num_layers       )
                   ]

         snake_case											=							common_inputs['''attention_mask''']
         if self.use_past:
              snake_case											=							ordered_inputs['''attention_mask'''].dtype
              snake_case											=							torch.cat(
                  [ordered_inputs['''attention_mask'''], torch.ones(__snake_case     ,   __snake_case     ,   dtype=__snake_case       )]     ,   dim=1       )

         return ordered_inputs




    @property
    def 						a_     (			self       ):
         return 1_3








import argparse
import os

import gluonnlp as nlp
import mxnet as mx
import numpy as np
import torch
from gluonnlp.base import get_home_dir
from gluonnlp.model.bert import BERTEncoder
from gluonnlp.model.utils import _load_vocab
from gluonnlp.vocab import Vocab
from packaging import version
from torch import nn

from transformers import BertConfig, BertForMaskedLM, BertModel, RobertaTokenizer
from transformers.models.bert.modeling_bert import (
    BertIntermediate,
    BertLayer,
    BertOutput,
    BertSelfAttention,
    BertSelfOutput,
)
from transformers.utils import logging


if version.parse(nlp.__version__) != version.parse("0.8.3"):
 raise Exception("requires gluonnlp == 0.8.3")

if version.parse(mx.__version__) != version.parse("1.5.0"):
 raise Exception("requires mxnet == 1.5.0")

logging.set_verbosity_info()
_SCREAMING_SNAKE_CASE     :					int      =       logging.get_logger(__name__)

_SCREAMING_SNAKE_CASE     :					Any      =       "The Nymphenburg Palace is a beautiful palace in Munich!"
def      UpperCAmelCase__		(UpperCamelCase_				,UpperCamelCase_							):



     """simple docstring"""






     snake_case											=							{
         '''attention_cell''': '''multi_head''',
         '''num_layers''': 4,
         '''units''': 10_24,
         '''hidden_size''': 7_68,
         '''max_length''': 5_12,
         '''num_heads''': 8,
         '''scaled''': True,
         '''dropout''': 0.1,
         '''use_residual''': True,
         '''embed_size''': 10_24,
         '''embed_dropout''': 0.1,
         '''word_embed''': None,
         '''layer_norm_eps''': 1e-5,
         '''token_type_vocab_size''': 2,
     }

     snake_case											=							bort_4_8_768_1024_hparams

     # Let's construct the original Bort model here
     # Taken from official BERT implementation, see:
     # https://github.com/alexa/bort/blob/master/bort/bort.py
     snake_case											=							BERTEncoder(
         attention_cell=predefined_args['''attention_cell''']				,num_layers=predefined_args['''num_layers''']				,units=predefined_args['''units''']				,hidden_size=predefined_args['''hidden_size''']				,max_length=predefined_args['''max_length''']				,num_heads=predefined_args['''num_heads''']				,scaled=predefined_args['''scaled''']				,dropout=predefined_args['''dropout''']				,output_attention=UpperCamelCase_				,output_all_encodings=UpperCamelCase_				,use_residual=predefined_args['''use_residual''']				,activation=predefined_args.get('''activation'''				,'''gelu'''							)				,layer_norm_eps=predefined_args.get('''layer_norm_eps'''				,UpperCamelCase_							)				,)

     # Vocab information needs to be fetched first
     # It's the same as RoBERTa, so RobertaTokenizer can be used later
     snake_case											=							'''openwebtext_ccnews_stories_books_cased'''

     # Specify download folder to Gluonnlp's vocab
     snake_case											=							os.path.join(get_home_dir()				,'''models'''							)
     snake_case											=							_load_vocab(UpperCamelCase_				,UpperCamelCase_				,UpperCamelCase_				,cls=UpperCamelCase_							)

     snake_case											=							nlp.model.BERTModel(
         UpperCamelCase_				,len(UpperCamelCase_							)				,units=predefined_args['''units''']				,embed_size=predefined_args['''embed_size''']				,embed_dropout=predefined_args['''embed_dropout''']				,word_embed=predefined_args['''word_embed''']				,use_pooler=UpperCamelCase_				,use_token_type_embed=UpperCamelCase_				,token_type_vocab_size=predefined_args['''token_type_vocab_size''']				,use_classifier=UpperCamelCase_				,use_decoder=UpperCamelCase_				,)

     original_bort.load_parameters(UpperCamelCase_				,cast_dtype=UpperCamelCase_				,ignore_extra=UpperCamelCase_							)
     snake_case											=							original_bort._collect_params_with_prefix()

     # Build our config 🤗
     snake_case											=							{
         '''architectures''': ['''BertForMaskedLM'''],
         '''attention_probs_dropout_prob''': predefined_args['''dropout'''],
         '''hidden_act''': '''gelu''',
         '''hidden_dropout_prob''': predefined_args['''dropout'''],
         '''hidden_size''': predefined_args['''embed_size'''],
         '''initializer_range''': 0.02,
         '''intermediate_size''': predefined_args['''hidden_size'''],
         '''layer_norm_eps''': predefined_args['''layer_norm_eps'''],
         '''max_position_embeddings''': predefined_args['''max_length'''],
         '''model_type''': '''bort''',
         '''num_attention_heads''': predefined_args['''num_heads'''],
         '''num_hidden_layers''': predefined_args['''num_layers'''],
         '''pad_token_id''': 1,  # 2 = BERT, 1 = RoBERTa
         '''type_vocab_size''': 1,  # 2 = BERT, 1 = RoBERTa
         '''vocab_size''': len(UpperCamelCase_							),
     }

     snake_case											=							BertConfig.from_dict(UpperCamelCase_							)
     snake_case											=							BertForMaskedLM(UpperCamelCase_							)
     hf_bort_model.eval()

     # Parameter mapping table (Gluonnlp to Transformers)
     # * denotes layer index
     #
     # | Gluon Parameter                                                | Transformers Parameter
     # | -------------------------------------------------------------- | ----------------------
     # | `encoder.layer_norm.beta`                                      | `bert.embeddings.LayerNorm.bias`
     # | `encoder.layer_norm.gamma`                                     | `bert.embeddings.LayerNorm.weight`
     # | `encoder.position_weight`                                      | `bert.embeddings.position_embeddings.weight`
     # | `word_embed.0.weight`                                          | `bert.embeddings.word_embeddings.weight`
     # | `encoder.transformer_cells.*.attention_cell.proj_key.bias`     | `bert.encoder.layer.*.attention.self.key.bias`
     # | `encoder.transformer_cells.*.attention_cell.proj_key.weight`   | `bert.encoder.layer.*.attention.self.key.weight`
     # | `encoder.transformer_cells.*.attention_cell.proj_query.bias`   | `bert.encoder.layer.*.attention.self.query.bias`
     # | `encoder.transformer_cells.*.attention_cell.proj_query.weight` | `bert.encoder.layer.*.attention.self.query.weight`
     # | `encoder.transformer_cells.*.attention_cell.proj_value.bias`   | `bert.encoder.layer.*.attention.self.value.bias`
     # | `encoder.transformer_cells.*.attention_cell.proj_value.weight` | `bert.encoder.layer.*.attention.self.value.weight`
     # | `encoder.transformer_cells.*.ffn.ffn_2.bias`                   | `bert.encoder.layer.*.attention.output.dense.bias`
     # | `encoder.transformer_cells.*.ffn.ffn_2.weight`                 | `bert.encoder.layer.*.attention.output.dense.weight`
     # | `encoder.transformer_cells.*.layer_norm.beta`                  | `bert.encoder.layer.*.attention.output.LayerNorm.bias`
     # | `encoder.transformer_cells.*.layer_norm.gamma`                 | `bert.encoder.layer.*.attention.output.LayerNorm.weight`
     # | `encoder.transformer_cells.*.ffn.ffn_1.bias`                   | `bert.encoder.layer.*.intermediate.dense.bias`
     # | `encoder.transformer_cells.*.ffn.ffn_1.weight`                 | `bert.encoder.layer.*.intermediate.dense.weight`
     # | `encoder.transformer_cells.*.ffn.layer_norm.beta`              | `bert.encoder.layer.*.output.LayerNorm.bias`
     # | `encoder.transformer_cells.*.ffn.layer_norm.gamma`             | `bert.encoder.layer.*.output.LayerNorm.weight`
     # | `encoder.transformer_cells.*.proj.bias`                        | `bert.encoder.layer.*.output.dense.bias`
     # | `encoder.transformer_cells.*.proj.weight`                      | `bert.encoder.layer.*.output.dense.weight`

     # Helper function to convert MXNET Arrays to PyTorch
     def to_torch(UpperCamelCase_							) -> nn.Parameter:
          return nn.Parameter(torch.FloatTensor(mx_array.data().asnumpy()							)							)

     # Check param shapes and map new HF param back
     def check_and_map_params(UpperCamelCase_				,UpperCamelCase_							):
          snake_case											=							hf_param.shape

          snake_case											=							to_torch(params[gluon_param]							)
          snake_case											=							gluon_param.shape

          assert (
              shape_hf == shape_gluon
          ), F'''The gluon parameter {gluon_param} has shape {shape_gluon}, but expects shape {shape_hf} for Transformers'''

          return gluon_param

     snake_case											=							check_and_map_params(
         hf_bort_model.bert.embeddings.word_embeddings.weight				,'''word_embed.0.weight'''							)
     snake_case											=							check_and_map_params(
         hf_bort_model.bert.embeddings.position_embeddings.weight				,'''encoder.position_weight'''							)
     snake_case											=							check_and_map_params(
         hf_bort_model.bert.embeddings.LayerNorm.bias				,'''encoder.layer_norm.beta'''							)
     snake_case											=							check_and_map_params(
         hf_bort_model.bert.embeddings.LayerNorm.weight				,'''encoder.layer_norm.gamma'''							)

     # Inspired by RoBERTa conversion script, we just zero them out (Bort does not use them)
     snake_case											=							torch.zeros_like(
         hf_bort_model.bert.embeddings.token_type_embeddings.weight.data							)

     for i in range(hf_bort_config.num_hidden_layers							):
          snake_case											=							hf_bort_model.bert.encoder.layer[i]

          # self attention
          snake_case											=							layer.attention.self

          snake_case											=							check_and_map_params(
              self_attn.key.bias.data				,F'''encoder.transformer_cells.{i}.attention_cell.proj_key.bias'''							)

          snake_case											=							check_and_map_params(
              self_attn.key.weight.data				,F'''encoder.transformer_cells.{i}.attention_cell.proj_key.weight'''							)
          snake_case											=							check_and_map_params(
              self_attn.query.bias.data				,F'''encoder.transformer_cells.{i}.attention_cell.proj_query.bias'''							)
          snake_case											=							check_and_map_params(
              self_attn.query.weight.data				,F'''encoder.transformer_cells.{i}.attention_cell.proj_query.weight'''							)
          snake_case											=							check_and_map_params(
              self_attn.value.bias.data				,F'''encoder.transformer_cells.{i}.attention_cell.proj_value.bias'''							)
          snake_case											=							check_and_map_params(
              self_attn.value.weight.data				,F'''encoder.transformer_cells.{i}.attention_cell.proj_value.weight'''							)

          # self attention output
          snake_case											=							layer.attention.output

          snake_case											=							check_and_map_params(
              self_output.dense.bias				,F'''encoder.transformer_cells.{i}.proj.bias'''							)
          snake_case											=							check_and_map_params(
              self_output.dense.weight				,F'''encoder.transformer_cells.{i}.proj.weight'''							)
          snake_case											=							check_and_map_params(
              self_output.LayerNorm.bias				,F'''encoder.transformer_cells.{i}.layer_norm.beta'''							)
          snake_case											=							check_and_map_params(
              self_output.LayerNorm.weight				,F'''encoder.transformer_cells.{i}.layer_norm.gamma'''							)

          # intermediate
          snake_case											=							layer.intermediate

          snake_case											=							check_and_map_params(
              intermediate.dense.bias				,F'''encoder.transformer_cells.{i}.ffn.ffn_1.bias'''							)
          snake_case											=							check_and_map_params(
              intermediate.dense.weight				,F'''encoder.transformer_cells.{i}.ffn.ffn_1.weight'''							)

          # output
          snake_case											=							layer.output

          snake_case											=							check_and_map_params(
              bert_output.dense.bias				,F'''encoder.transformer_cells.{i}.ffn.ffn_2.bias'''							)
          snake_case											=							check_and_map_params(
              bert_output.dense.weight				,F'''encoder.transformer_cells.{i}.ffn.ffn_2.weight'''							)
          snake_case											=							check_and_map_params(
              bert_output.LayerNorm.bias				,F'''encoder.transformer_cells.{i}.ffn.layer_norm.beta'''							)
          snake_case											=							check_and_map_params(
              bert_output.LayerNorm.weight				,F'''encoder.transformer_cells.{i}.ffn.layer_norm.gamma'''							)

     # Save space and energy 🎄
     hf_bort_model.half()

     # Compare output of both models
     snake_case											=							RobertaTokenizer.from_pretrained('''roberta-base'''							)

     snake_case											=							tokenizer.encode_plus(UpperCamelCase_							)['''input_ids''']

     # Get gluon output
     snake_case											=							mx.nd.array([input_ids]							)
     snake_case											=							original_bort(inputs=UpperCamelCase_				,token_types=[]							)

     # Get Transformer output (save and reload model again)
     hf_bort_model.save_pretrained(UpperCamelCase_							)
     snake_case											=							BertModel.from_pretrained(UpperCamelCase_							)
     hf_bort_model.eval()

     snake_case											=							tokenizer.encode_plus(UpperCamelCase_				,return_tensors='''pt'''							)
     snake_case											=							hf_bort_model(**UpperCamelCase_							)[0]

     snake_case											=							output_gluon[0].asnumpy()
     snake_case											=							output_hf[0].detach().numpy()

     snake_case											=							np.max(np.abs(hf_layer - gluon_layer							)							).item()
     snake_case											=							np.allclose(UpperCamelCase_				,UpperCamelCase_				,atol=1e-3							)

     if success:
          print('''✔️ Both model do output the same tensors'''							)
     else:
          print('''❌ Both model do **NOT** output the same tensors'''							)
          print('''Absolute difference is:'''				,UpperCamelCase_							)


if __name__ == "__main__":
 _SCREAMING_SNAKE_CASE     :					List[Any]      =       argparse.ArgumentParser()
 # Required parameters
 parser.add_argument(
     "--bort_checkpoint_path", default=None, type=str, required=True, help="Path the official Bort params file."
 )
 parser.add_argument(
     "--pytorch_dump_folder_path", default=None, type=str, required=True, help="Path to the output PyTorch model."
 )
 _SCREAMING_SNAKE_CASE     :					Optional[int]      =       parser.parse_args()
 convert_bort_checkpoint_to_pytorch(args.bort_checkpoint_path, args.pytorch_dump_folder_path)




